Item Type: Tire Spikes Material: Tungsten Steel + Aluminum Quantity: 100pcs Thread Diameter: M8, 8mm/0.31in Function: After installing the anti skid stud, it can bring better grip to the tires, prevent various problems arising from tire skidding, and ensure the normal driving of the vehicle. Scope of Application: This anti slip stud is used for various kinds of car tires without holes Applicable Models: Loader, Skid Steer, Tractor, Forklift, Motorcycle, Off Road Vehicle, Racing car specially Package List 100 x Tire Spikes 1Improve Driving Stability: After installing the anti skid stud, it can bring better grip to the tires, prevent various problems arising from tire skidding. 2Applicable Models: This anti slip stud is used for various kinds of tires without holes, fits for Loader, Skid Steer, Tractor, Forklift, Motorcycle, etc. 3Rugged Construction: The tire screws are made of tungsten steel and aluminum, sturdy, rustproof, very suitable for use in deep winter and heavy snow days. 4Easy Operation: This tire anti slip screws can be easily installed and removed with certain tools, M8 thread diameter, perfect for your vehicle's tires. 5100pcs in Total: The package includes 100pcs wheel tire spikes, can also be disassembled. When not in use, it is convenient to disassemble and store it for reuse.